internal static void DrawAxisLine(VertexHelper vh, Axis axis, AxisTheme theme, Orient orient,
float startX, float startY, float axisLength)
{
var inverse = axis.IsValue() && axis.inverse;
var offset = AxisHelper.GetAxisLineArrowOffset(axis);
var lineWidth = axis.axisLine.GetWidth(theme.lineWidth);
var lineType = axis.axisLine.GetType(theme.lineType);
var lineColor = axis.axisLine.GetColor(theme.lineColor);
if (orient == Orient.Horizonal)
{
var left = new Vector3(startX - lineWidth - (inverse ? offset : 0), startY);
var right = new Vector3(startX + axisLength + lineWidth + (!inverse ? offset : 0), startY);
ChartDrawer.DrawLineStyle(vh, lineType, lineWidth, left, right, lineColor);
}
else
{
var bottom = new Vector3(startX, startY - lineWidth - (inverse ? offset : 0));
var top = new Vector3(startX, startY + axisLength + lineWidth + (!inverse ? offset : 0));
ChartDrawer.DrawLineStyle(vh, lineType, lineWidth, bottom, top, lineColor);
}
}
protected void DrawAxisSplit(VertexHelper vh, AxisTheme theme, DataZoom dataZoom,
Orient orient, float startX, float startY, float axisLength, float splitLength, Axis relativedAxis = null)
{
Axis axis = component;
var lineColor = axis.splitLine.GetColor(theme.splitLineColor);
var lineWidth = axis.splitLine.GetWidth(theme.lineWidth);
var lineType = axis.splitLine.GetType(theme.splitLineType);
var size = AxisHelper.GetScaleNumber(axis, axisLength, dataZoom);
if (axis.IsTime())
{
size += 1;
if (!ChartHelper.IsEquals(axis.GetLastLabelValue(), axis.context.maxValue))
{
size += 1;
}
}
var current = orient == Orient.Horizonal ?
startX :
startY;
for (int i = 0; i < size; i++)
{
var scaleWidth = AxisHelper.GetScaleWidth(axis, axisLength, axis.IsTime() ? i : i + 1, dataZoom);
if (axis.boundaryGap && axis.axisTick.alignWithLabel)
{
current -= scaleWidth / 2;
}
if (axis.splitArea.show && i <= size - 1)
{
if (orient == Orient.Horizonal)
{
UGL.DrawQuadrilateral(vh,
new Vector2(current, startY),
new Vector2(current, startY + splitLength),
new Vector2(current + scaleWidth, startY + splitLength),
new Vector2(current + scaleWidth, startY),
axis.splitArea.GetColor(i, theme));
}
else
{
UGL.DrawQuadrilateral(vh,
new Vector2(startX, current),
new Vector2(startX + splitLength, current),
new Vector2(startX + splitLength, current + scaleWidth),
new Vector2(startX, current + scaleWidth),
axis.splitArea.GetColor(i, theme));
}
}
if (axis.splitLine.show)
{
if (axis.splitLine.NeedShow(i))
{
if (orient == Orient.Horizonal)
{
if (relativedAxis == null || !MathUtil.Approximately(current, GetAxisLineXOrY()))
{
ChartDrawer.DrawLineStyle(vh,
lineType,
lineWidth,
new Vector3(current, startY),
new Vector3(current, startY + splitLength),
lineColor);
}
}
else
{
if (relativedAxis == null || !MathUtil.Approximately(current, GetAxisLineXOrY()))
{
ChartDrawer.DrawLineStyle(vh,
lineType,
lineWidth,
new Vector3(startX, current),
new Vector3(startX + splitLength, current),
lineColor);
}
}
}
}
current += scaleWidth;
}
}
internal static void DrawAxisTick(VertexHelper vh, Axis axis, AxisTheme theme, DataZoom dataZoom,
Orient orient, float startX, float startY, float axisLength)
{
var lineWidth = axis.axisLine.GetWidth(theme.lineWidth);
var tickLength = axis.axisTick.GetLength(theme.tickLength);
if (AxisHelper.NeedShowSplit(axis))
{
var size = AxisHelper.GetScaleNumber(axis, axisLength, dataZoom);
var current = orient == Orient.Horizonal ?
startX :
startY;
for (int i = 0; i < size; i++)
{
var scaleWidth = AxisHelper.GetScaleWidth(axis, axisLength, i + 1, dataZoom);
if (i == 0 && (!axis.axisTick.showStartTick || axis.axisTick.alignWithLabel))
{
current += scaleWidth;
continue;
}
if (i == size - 1 && !axis.axisTick.showEndTick)
{
current += scaleWidth;
continue;
}
if (axis.axisTick.show)
{
if (orient == Orient.Horizonal)
{
float pX = axis.IsTime() ?
(startX + axis.GetDistance(axis.GetLabelValue(i), axisLength)) :
current;
if (axis.boundaryGap && axis.axisTick.alignWithLabel)
{
pX -= scaleWidth / 2;
}
var sY = 0f;
var eY = 0f;
if ((axis.axisTick.inside && axis.IsBottom()) ||
(!axis.axisTick.inside && axis.IsTop()))
{
sY = startY + lineWidth;
eY = sY + tickLength;
}
else
{
sY = startY - lineWidth;
eY = sY - tickLength;
}
UGL.DrawLine(vh, new Vector3(pX, sY), new Vector3(pX, eY),
axis.axisTick.GetWidth(theme.tickWidth),
axis.axisTick.GetColor(theme.tickColor));
}
else
{
float pY = axis.IsTime() ?
(startY + axis.GetDistance(axis.GetLabelValue(i), axisLength)) :
current;
if (axis.boundaryGap && axis.axisTick.alignWithLabel)
{
pY -= scaleWidth / 2;
}
var sX = 0f;
var eX = 0f;
if ((axis.axisTick.inside && axis.IsLeft()) ||
(!axis.axisTick.inside && axis.IsRight()))
{
sX = startX + lineWidth;
eX = sX + tickLength;
}
else
{
sX = startX - lineWidth;
eX = sX - tickLength;
}
UGL.DrawLine(vh, new Vector3(sX, pY), new Vector3(eX, pY),
axis.axisTick.GetWidth(theme.tickWidth),
axis.axisTick.GetColor(theme.tickColor));
}
}
current += scaleWidth;
}
}
if (axis.show && axis.axisLine.show && axis.axisLine.showArrow)
{
var lineY = startY + axis.offset;
var inverse = axis.IsValue() && axis.inverse;
var axisArrow = axis.axisLine.arrow;
if (orient == Orient.Horizonal)
{
if (inverse)
{
var startPos = new Vector3(startX + axisLength, lineY);
var arrowPos = new Vector3(startX, lineY);
UGL.DrawArrow(vh, startPos, arrowPos, axisArrow.width, axisArrow.height,
axisArrow.offset, axisArrow.dent,
axisArrow.GetColor(axis.axisLine.GetColor(theme.lineColor)));
}
else
{
var arrowPosX = startX + axisLength + lineWidth;
var startPos = new Vector3(startX, lineY);
var arrowPos = new Vector3(arrowPosX, lineY);
UGL.DrawArrow(vh, startPos, arrowPos, axisArrow.width, axisArrow.height,
axisArrow.offset, axisArrow.dent,
axisArrow.GetColor(axis.axisLine.GetColor(theme.lineColor)));
}
}
else
{
if (inverse)
{
var startPos = new Vector3(startX, startY + axisLength);
var arrowPos = new Vector3(startX, startY);
UGL.DrawArrow(vh, startPos, arrowPos, axisArrow.width, axisArrow.height,
axisArrow.offset, axisArrow.dent,
axisArrow.GetColor(axis.axisLine.GetColor(theme.lineColor)));
}
else
{
var startPos = new Vector3(startX, startY);
var arrowPos = new Vector3(startX, startY + axisLength + lineWidth);
UGL.DrawArrow(vh, startPos, arrowPos, axisArrow.width, axisArrow.height,
axisArrow.offset, axisArrow.dent,
axisArrow.GetColor(axis.axisLine.GetColor(theme.lineColor)));
}
}
}
}
internal static Vector3 GetLabelPosition(int i, Orient orient, Axis axis, Axis relativedAxis, AxisTheme theme,
float scaleWid, float axisStartX, float axisStartY, float axisLength, float relativedLength)
{
var inside = axis.axisLabel.inside;
var fontSize = axis.axisLabel.textStyle.GetFontSize(theme);
var current = axis.offset;
if (axis.IsTime() || axis.IsValue())
{
scaleWid = axis.context.minMaxRange != 0 ?
axis.GetDistance(axis.GetLabelValue(i), axisLength) :
0;
}
if (orient == Orient.Horizonal)
{
if (axis.axisLabel.onZero && relativedAxis != null)
{
axisStartY += relativedAxis.context.offset;
}
if (axis.IsTop())
{
axisStartY += relativedLength;
}
if ((inside && axis.IsBottom()) || (!inside && axis.IsTop()))
{
current += axisStartY + axis.axisLabel.distance + fontSize / 2;
}
else
{
current += axisStartY - axis.axisLabel.distance - fontSize / 2;
}
return(new Vector3(axisStartX + scaleWid, current) + axis.axisLabel.offset);
}
else
{
if (axis.axisLabel.onZero && relativedAxis != null)
{
axisStartX += relativedAxis.context.offset;
}
if (axis.IsRight())
{
axisStartX += relativedLength;
}
if ((inside && axis.IsLeft()) || (!inside && axis.IsRight()))
{
current += axisStartX + axis.axisLabel.distance;
}
else
{
current += axisStartX - axis.axisLabel.distance;
}
return(new Vector3(current, axisStartY + scaleWid) + axis.axisLabel.offset);
}
}
